Compare Power Supplies

Compare Seasonic M12II 520 vs S12II 520 BRONZE

Seasonic M12II 520 and Seasonic S12II 520 BRONZE are both power supplies with the same Wattage (520 W), Efficiency (80+ Bronze) and EPS Connectors (1). The main differences are in Modular, PCI-Express 6+2 Pin Connectors, PCI-Express 6 Pin Connectors and Molex Connectors.

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Seasonic M12II 520

Seasonic S12II 520 BRONZE

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Brand

Seasonic

Brand

Seasonic

Model

SS-520GM2

Model

S12II 520 Bronze
S12II-520
SS-520GB
SS-520GB F3

Release Date

📅 August 2018

Release Date

📅 October 2016

* First availability for purchase, it may not correspond to the actual market launch date.

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Price history

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Price history

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Compatible PC parts

Graphics Cards ► Cases ►

Compatible PC parts

Graphics Cards ► Cases ►

Wattage

520 W

Wattage

520 W

Type

ATX

Type

ATX

Modular

Full

Modular

No

Efficiency

80+ Bronze

Efficiency

80+ Bronze

Output

-

Output

+3.3V@24A, +5V@24A, +12V@40A, -12V@0.8A, +5VSB@2.5A

PCI-Express 16 Pin 12VHPWR Connectors

0

PCI-Express 16 Pin 12VHPWR Connectors

0

PCI-Express 12 Pin Connectors

0

PCI-Express 12 Pin Connectors

0

PCI-Express 6+2 Pin Connectors

2

PCI-Express 6+2 Pin Connectors

1

PCI-Express 6 Pin Connectors

0

PCI-Express 6 Pin Connectors

1

EPS Connectors

1

EPS Connectors

1

SATA Connectors

6

SATA Connectors

6

Molex Connectors

5

Molex Connectors

4

Length

160 mm

Length

140 mm

Options (1)

SeaSonic M12II-620

620W

Comparison and key differences summary

Reasons to buy the Seasonic M12II 520:

Newer Product, it was released around 21 months later
Fully modular power supply
+1 PCI-Express 6+2 Pin connectors available
+1 Molex connectors available

Reasons to buy the Seasonic S12II 520 BRONZE:

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